[REN-BGP-stats-all] IPv4 R&E Routing Table Report - USP (Global) view

REN Routing Table Report cscora at bgp.nsrc.org
Mon Nov 20 21:39:33 UTC 2023


IPv4 R&E Routing Table Report   21:35 GMT Mon 20 Nov, 2023

  IPv4 BGP Table (Global) as seen at USP.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/USP/

Analysis Summary
----------------

BGP routing table entries examined:                              933561
    Prefixes after maximum aggregation (per Origin AS):          355315
    Deaggregation factor:                                          2.63
    Unique aggregates announced (without unneeded subnets):      454685
    Number of IPv4 prefixes with a valid ROA:                    429383
    Number of IPv4 prefixes with an invalid ROA:                   2305
    Number of IPv4 prefixes with no ROA:                         501873
Total ASes present in the Internet Routing Table:                 75083
    Prefixes per ASN:                                             12.43
Origin-only ASes present in the Internet Routing Table:           64526
Origin ASes announcing only one prefix:                           26469
Transit ASes present in the Internet Routing Table:               10557
Transit-only ASes present in the Internet Routing Table:            475
Paths with bogon ASNs present in the IPv4 Routing Table:            674
Average AS path length visible in the Internet Routing Table:       5.3
    Max AS path length visible:                                      42
    Max AS path prepend of ASN (272886)                              31
Prefixes from unregistered ASNs in the Routing Table:              1373
    Number of instances of unregistered ASNs:                      1376
Number of 32-bit ASNs allocated by the RIRs:                      43081
Number of 32-bit ASNs visible in the Routing Table:               35390
Prefixes from 32-bit ASNs in the Routing Table:                  177497
Number of bogon 32-bit ASNs visible in the Routing Table:            41
Special use prefixes present in the Routing Table:                    2
Prefixes being announced from unallocated address space:            526
Number of addresses announced to Internet:                   3049055744
    Equivalent to 181 /8s, 188 /16s and 230 /24s
    Percentage of available address space announced:               82.4
    Percentage of allocated address space announced:               82.4
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:      310233

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   246739
    Total APNIC prefixes after maximum aggregation:               70993
    APNIC Deaggregation factor:                                    3.48
Prefixes being announced from the APNIC address blocks:          240296
    Unique aggregates announced from the APNIC address blocks:    99290
APNIC Region origin ASes present in the Internet Routing Table:   13731
    APNIC Prefixes per ASN:                                       17.50
APNIC Region origin ASes announcing only one prefix:               4115
APNIC Region transit ASes present in the Internet Routing Table:   1848
Average APNIC Region AS path length visible:                        5.1
    Max APNIC Region AS path length visible:                         34
Number of APNIC region 32-bit ASNs visible in the Routing Table:   9087
Number of APNIC addresses announced to Internet:              771378688
    Equivalent to 45 /8s, 250 /16s and 78 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    273029
    Total ARIN prefixes after maximum aggregation:               124051
    ARIN Deaggregation factor:                                     2.20
Prefixes being announced from the ARIN address blocks:           277673
    Unique aggregates announced from the ARIN address blocks:    132156
ARIN Region origin ASes present in the Internet Routing Table:    19060
    ARIN Prefixes per ASN:                                        14.57
ARIN Region origin ASes announcing only one prefix:                6952
ARIN Region transit ASes present in the Internet Routing Table:    1931
Average ARIN Region AS path length visible:                         5.0
    Max ARIN Region AS path length visible:                          25
Number of ARIN region 32-bit ASNs visible in the Routing Table:    4822
Number of ARIN addresses announced to Internet:              1276325888
    Equivalent to 76 /8s, 19 /16s and 48 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                    262666
    Total RIPE prefixes after maximum aggregation:               124688
    RIPE Deaggregation factor:                                     2.11
Prefixes being announced from the RIPE address blocks:           257155
    Unique aggregates announced from the RIPE address blocks:    160658
RIPE Region origin ASes present in the Internet Routing Table:    28496
    RIPE Prefixes per ASN:                                         9.02
RIPE Region origin ASes announcing only one prefix:               12100
RIPE Region transit ASes present in the Internet Routing Table:    3898
Average RIPE Region AS path length visible:                         5.4
    Max RIPE Region AS path length visible:                          37
Number of RIPE region 32-bit ASNs visible in the Routing Table:   11445
Number of RIPE addresses announced to Internet:               715044096
    Equivalent to 42 /8s, 158 /16s and 181 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                  119668
    Total LACNIC prefixes after maximum aggregation:              28732
    LACNIC Deaggregation factor:                                   4.16
Prefixes being announced from the LACNIC address blocks:         118497
    Unique aggregates announced from the LACNIC address blocks:   49341
LACNIC Region origin ASes present in the Internet Routing Table:  11045
    LACNIC Prefixes per ASN:                                      10.73
LACNIC Region origin ASes announcing only one prefix:              2670
LACNIC Region transit ASes present in the Internet Routing Table:  2349
Average LACNIC Region AS path length visible:                       6.1
    Max LACNIC Region AS path length visible:                        42
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  8886
Number of LACNIC addresses announced to Internet:             178403840
    Equivalent to 10 /8s, 162 /16s and 58 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-273820 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                  30086
    Total AfriNIC prefixes after maximum aggregation:              6018
    AfriNIC Deaggregation factor:                                  5.00
Prefixes being announced from the AfriNIC address blocks:         39413
    Unique aggregates announced from the AfriNIC address blocks:  12806
AfriNIC Region origin ASes present in the Internet Routing Table:  1808
    AfriNIC Prefixes per ASN:                                     21.80
AfriNIC Region origin ASes announcing only one prefix:              632
AfriNIC Region transit ASes present in the Internet Routing Table:  344
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       29
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1150
Number of AfriNIC addresses announced to Internet:            107474432
    Equivalent to 6 /8s, 103 /16s and 238 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
  7545        5694        788     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 18403        4315        347      25  FPT-AS-AP FPT Telecom Company, VN
  7713        3597       1047      70  TELKOMNET-AS-AP PT Telekomunikasi Indon
  9498        3263        494     246  BBIL-AP BHARTI Airtel Ltd., IN
 45899        3251       1867      93  VNPT-AS-VN VNPT Corp, VN
  7552        2952       1330      20  VIETEL-AS-AP Viettel Group, VN
  4538        2937       4192      73  ERX-CERNET-BKB China Education and Rese
 24560        2590        852     373  AIRTELBROADBAND-AS-AP Bharti Airtel Ltd
  4766        2282      11269     603  KIXS-AS-KR Korea Telecom, KR

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509        9309      11138    3301  AMAZON-02, US
 11492        4544        301     684  CABLEONE, US
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
  6327        3553       1320      67  SHAW, CA
 22773        3516       3071     299  ASN-CXA-ALL-CCI-22773-RDC, US
   749        3159      54932    2411  DNIC-AS-00749, US
 16625        3129       1392    2302  AKAMAI-AS, US
   367        3036       3871    1425  DNIC-ASBLK-00306-00371, US
396982        2722       3631     374  GOOGLE-CLOUD-PLATFORM, US
  7018        2526      23619    1589  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 12479        7461       1713     145  UNI2-AS, ES
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 20940        4025       3397     144  AKAMAI-ASN1, NL
  8551        3434        368      34  BEZEQ-INTERNATIONAL-AS Bezeqint Interne
  9009        3420        297    1591  M247, RO
 12389        2951       2296     917  ROSTELECOM-AS, RU
 34984        2322        361     589  TELLCOM-AS, TR
 58224        1650        910     583  TCI, IR
 13188        1607        100      26  TRIOLAN, UA
  8452        1530       1852      14  TE-AS TE-AS, EG

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12054       3374     602  UNINET, MX
 10620        3527        499     871  Telmex Colombia S.A., CO
 13999        2445        335     646  Mega Cable, S.A. de C.V., MX
 11830        2008        369      64  Instituto Costarricense de Electricidad
 28573        1332       2321     242  Claro NXT Telecomunicacoes Ltda, BR
  3816        1298        778     195  COLOMBIA TELECOMUNICACIONES S.A. ESP, C
  6503        1251        342     506  Axtel, S.A.B. de C.V., MX
  6147        1101        369      22  Telefonica del Peru S.A.A., PE
 11664        1076        173     438  Techtel LMDS Comunicaciones Interactiva
 26615        1040       2502      52  TIM SA, BR

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1606        393      19  LINKdotNET-AS, EG
 24835        1532        545      28  RAYA-AS, EG
 36992        1358       1518     280  ETISALAT-MISR, EG
 36903        1248        553      98  MT-MPLS, MA
 29571        1045         67      53  ORANGE-COTE-IVOIRE, CI
 36935         935        521      43  Vodafone-, EG
  6713         551       1861      34  IAM-AS, MA
 15399         504         53      41  WANANCHI-, KE
 37342         492         32       1  MOVITEL, MZ
 24757         480         73       5  EthioNet-AS, ET

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151       12054       3374     602  UNINET, MX
  9808        9730       8729      41  CHINAMOBILE-CN China Mobile Communicati
 16509        9309      11138    3301  AMAZON-02, US
 12479        7461       1713     145  UNI2-AS, ES
  7545        5694        788     694  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570        271      54  ALJAWWALSTC-AS, SA
 11492        4544        301     684  CABLEONE, US
 18403        4315        347      25  FPT-AS-AP FPT Telecom Company, VN
  7155        4176        288      99  VIASAT-SP-BACKBONE, US
 20940        4025       3397     144  AKAMAI-ASN1, NL

Complete listing at https://bgp.nsrc.org/REN/USP/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9730         9689  CHINAMOBILE-CN China Mobile Communications Grou
 12479        7461         7316  UNI2-AS, ES
 16509        9309         6008  AMAZON-02, US
  7545        5694         5000  TPG-INTERNET-AP TPG Telecom Limited, AU
 39891        4570         4516  ALJAWWALSTC-AS, SA
 18403        4315         4290  FPT-AS-AP FPT Telecom Company, VN
  7155        4176         4077  VIASAT-SP-BACKBONE, US
 20940        4025         3881  AKAMAI-ASN1, NL
 11492        4544         3860  CABLEONE, US
  7713        3597         3527  TELKOMNET-AS-AP PT Telekomunikasi Indonesia, ID

Complete listing at https://bgp.nsrc.org/REN/USP/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     65536  DOCUMENT     5.102.30.0/24           198471  LINKEM-AS, IT
     33492  UNALLOCATED  8.6.184.0/23              3356  LEVEL3, US
     33123  UNALLOCATED  8.10.69.0/24             11168  SCC, US
     12169  UNALLOCATED  8.15.207.0/24            32787  PROLEXIC-TECHNOLOGIES-DDOS-M
     40493  UNALLOCATED  8.17.26.0/24              3356  LEVEL3, US
     53775  UNALLOCATED  8.20.88.0/24              7029  WINDSTREAM, US
     62828  UNALLOCATED  8.21.130.0/24             3356  LEVEL3, US
    393266  UNALLOCATED  8.23.52.0/24             46887  LIGHTOWER, US
    396894  UNALLOCATED  8.28.201.0/24             3356  LEVEL3, US
    394936  UNALLOCATED  8.33.224.0/24            22442  HOU-PHONOSCOPE, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
100.96.100.0/24           57681  ASN-MGTS-USPD2, RU
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/USP/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.176.160.0/24      Origin:    397327  RESERVED, ZZ
23.176.160.0/24     Transit:     19108  SUDDENLINK-COMMUNICATIONS, US
23.189.192.0/24      Origin:     27593  RESERVED, ZZ
23.189.192.0/24     Transit:       174  COGENT-174, US
36.255.139.0/24      Origin:     56050  NEW-SHINE-INTERNET-TH 134 Yenchit Road, 
36.255.139.0/24     Transit:     58913  HCL-TH 4819 Supapong 3 Alley, Srinakarin

Complete listing at https://bgp.nsrc.org/REN/USP/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

        !!Default route being announced!!

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:16       /9:14      /10:38      /11:99      /12:298     
/13:582     /14:1194    /15:2084    /16:13448   /17:8264    /18:13776   
/19:24995   /20:43906   /21:51494   /22:110444  /23:99567   /24:563341  
/25:0       /26:0       /27:0       /28:0       /29:0       /30:0       
/31:0       /32:0       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
 12479        6552        7461  UNI2-AS, ES
  8151        6077       12054  UNINET, MX
 11492        3463        4544  CABLEONE, US
  6327        3363        3553  SHAW, CA
 39891        3324        4570  ALJAWWALSTC-AS, SA
  7155        3122        4176  VIASAT-SP-BACKBONE, US
  8551        2911        3434  BEZEQ-INTERNATIONAL-AS Bezeqint Internet Backbo
 22773        2569        3516  ASN-CXA-ALL-CCI-22773-RDC, US
 30036        2136        2481  MEDIACOM-ENTERPRISE-BUSINESS, US
 10620        2120        3527  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/USP/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:2228      2:1422      3:276       4:5         5:4391      6:162    
   7:6         8:1519      9:1        11:172      12:1491     13:375    
  14:2319     15:304      16:206      17:363      18:674      20:318    
  21:4        22:188      23:6521     24:2562     25:2        27:2598   
  29:19       31:2568     32:55       34:32       35:115      36:2019   
  37:4459     38:5619     39:877      40:150      41:3989     42:2077   
  43:2311     44:329      45:16749    46:4362     47:373      49:1865   
  50:1883     51:573      52:1591     54:392      55:885      56:5      
  57:130      58:1910     59:1160     60:1008     61:2581     62:2715   
  63:1901     64:5508     65:2236     66:5030     67:3062     68:1353   
  69:4128     70:1190     71:616      72:2926     74:2632     75:1563   
  76:628      77:2347     78:1828     79:3017     80:2114     81:1844   
  82:1529     83:1311     84:1614     85:2988     86:774      87:1958   
  88:1233     89:3956     90:627      91:7889     92:2142     93:2655   
  94:3579     95:4022     96:1297     97:316      98:1085     99:738    
 100:97      101:1390    102:2981    103:32509   104:4792    105:590    
 106:977     107:2780    108:1138    109:4213    110:2133    111:3126   
 112:2069    113:1675    114:1713    115:2059    116:1918    117:2465   
 118:2730    119:1966    120:1782    121:1239    122:2623    123:2215   
 124:1570    125:2650    128:1466    129:914     130:1053    131:2000   
 132:864     133:407     134:1705    135:298     136:925     137:1139   
 138:2717    139:1569    140:1331    141:1327    142:1532    143:1533   
 144:1007    145:343     146:1976    147:1637    148:2468    149:2298   
 150:1020    151:1255    152:1839    153:590     154:5353    155:1379   
 156:2105    157:1370    158:1058    159:2208    160:2602    161:1602   
 162:3567    163:1632    164:1663    165:1868    166:1081    167:1759   
 168:3837    169:789     170:4655    171:942     172:3769    173:2990   
 174:956     175:1201    176:3630    177:4533    178:3545    179:2161   
 180:2321    181:3578    182:3382    183:2011    184:2271    185:20593  
 186:4781    187:4242    188:4054    189:3974    190:9365    191:1485   
 192:11031   193:8971    194:7308    195:5196    196:3132    197:2478   
 198:5979    199:6503    200:8086    201:6246    202:10525   203:10188  
 204:4558    205:3682    206:4418    207:3451    208:4110    209:4900   
 210:4475    211:2492    212:4253    213:3415    214:1118    215:71     
 216:6722    217:2769    218:1323    219:475     220:2030    221:1006   
 222:780     223:2181   

End of report


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